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Epi Curves

Salmonella Heidelberg Infections Linked to Contact with Dairy Bull Calves (Final Update)

This outbreak investigation is over. However, infections in calves continue to be reported and people can still get a Salmonella infection from contact with livestock. Read more information about Salmonella and livestock and how people can reduce the chance they will get an infection.

Posted March 20, 2017 3:00 PM ET

People infected with the outbreak strains of Salmonella Heidelberg, by date of illness onset*

Epi Curve: People infected with the outbreak strain of Salmonella Heidelberg, by date of illness onset* as of March 10, 2017

*n=36 for whom information was reported as of 3/10/2017. Some illness onset dates have been estimated from other reported information.

Previous Epi Curves

November 21, 2016

People infected with the outbreak strain of Salmonella Heidelberg, by date of illness onset*

Epi Curve: People infected with the outbreak strain of Salmonella Heidelberg, by date of illness onset* as of November 21, 2016

*n=21 for whom information was reported as of November 21, 2016. Some illness onset dates have been estimated from other reported information.

Illnesses that started after October 24, 2016 might not yet be reported due to the time it takes between when a person becomes ill and when the illness is reported. This takes an average of 2 to 4 weeks.

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